WebFeb 21, 2010 · btw the BEST aluminum rockers IVE ever used for GEN 1 SBC were ERSON BILLET ROLLER ROCKERS PART # E928069 1.6:1 ratio for 3/8" studs ... A forum community dedicated to Corvette C Series owners and enthusiasts. Come join the discussion about performance, modifications, classifieds, troubleshooting, maintenance, and more! ... WebJul 2, 2012 · Moving from 1.52:1 full roller to 1.6:1 full roller rockers was worth another 12-1/2 hp and 10 lb-ft. Overall, the engine gained nearly 24 hp and 16 lb-ft over the baseline stock rocker ...
CHEVROLET 6.0L/364 Rocker Arms - Summit Racing Equipment
WebNov 6, 2008 · That will be 4.77/4.90 with 1.6 rockers. Stock spring installed height is 1.780". Coil bind (solid height) is at 1.260". 1.780 - 4.90 = 1.290 compressed height at max lift with the 1.6 rockers. 1.290 - 1.260 = .030 which is below the universally recommended .050 allowance to keep you out of coil bind trouble. WebSep 2, 2024 · There were two types of OptiSpark ignition systems. There was the unvented (1992-’94) and vented (1995-’97). ... (#LT1 – 3192S / 3192S – HR110.0) roller hydraulic camshaft with Pro Magnum 1.6:1 roller rockers and one-piece pushrods. ... Our stroker crank has a keyway. Mark had to cut the stock harmonic dampener to fit the crank. The ... twit to mp5
Chevy Corvette Rocker Arms Testing - Vette Magazine
WebAug 5, 2014 · This would be a good (and pretty cheap, since you are doing it anyway) time to upgrade to the LT4 springs and retainers, and use 1.6 rollers. The LT1 cam with 1.6 rollers … WebNov 17, 2008 · CompCams XR276HR hydraulic roller cam 276*/282*, 224*/230*, 110, 0.535"/0.544" w/1.6 rockers, cam installed 1* advanced. RPM HP TQ 1500 98 342 2000 148 390 2500 188 394 3000 243 425 3500 309 463 4000 371 487 4500 428 500 5000 468 491 5500 495 472 6000 500 438 6500 470 380 383 10.5:1 SCR AFR 195 heads, 2.05"/1.60" … WebSep 9, 2024 · Add to Wish List. Share this product. 20980 - Aluminum Roller Rocker Arms 1955-85 Small Block Chevy. Part Number: 555-20980. $303.99. Add To Cart. talent ed central school district